Exercise apparatus



FIG. 1 is a rear perspective view of the claimed design;

FIG. 2 is a front view of the claimed design of FIG. 1;

FIG. 3 is a rear view of the claimed design of FIG. 1;

FIG. 4 is a right view of the claimed design of FIG. 1;

FIG. 5 is a left view of the claimed design of FIG. 1;

FIG. 6 is a top view of the claimed design of FIG. 1; and,

FIG. 7 is a bottom view of the claimed design of FIG. 1.

The broken lines illustrate portions of the exercise apparatus that form no part of the claimed design. 

CLAIM The ornamental design for an exercise apparatus, as shown and described. 